Fig. 3From: Immune checkpoint inhibitor plus chemotherapy as first-line treatment for non-small cell lung cancer with malignant pleural effusion: a retrospective multicenter studySubgroup analysis of PFS (3Â A) and OS (3B) in patients received chemotherapy and ICI plus chemotherapy. HR: hazard ratio; CI, confidence interval; ECOG PS: Eastern Cooperative Oncology Group Performance Status; PD-L1, programmed cell death-ligand 1; NLR: Neutrophil to Lymphocyte ratio; ICI, immune checkpoint inhibitor; PFS, progression-free survivalBack to article page